Cyrex gives the silenced M4A1-S a high-tech, near-robotic design in black and white with sharp red accents. The angular sci-fi paneling is its signature, and it remains one of the rifle's better-known Covert looks.
Across 31 markets the BS floor moved +4.2% in 22 days: $159.94 → $166.61.
Cheapest venue vs Steam right now: $124.73 apart (42%).
Sources: Valve item data · our 31-market price snapshot.
How much does M4A1-S (Cyrex) cost?
M4A1-S (Cyrex) starts at $166.61 across 31 marketplaces in our comparison, buyer fees included. Current floors by wear: FN $215.45 · MW $174.66 · FT $150.00 · WW $150.31 · BS $166.61. Steam asks $294.26 for the same listing.
Where can I sell or cash out M4A1-S (Cyrex)?
Top net quote at the moment: $134.57 via DMarket, seller fee already deducted (see the Sell tab for every venue). Steam credits $262.26 to your wallet, and wallet money cannot be withdrawn.
Does M4A1-S (Cyrex) come in StatTrak or Souvenir?
Yes — this skin also trades as StatTrak (from $166.61). Use the Quality pills above to switch; every number on the page recalculates for the selected variant.
How do I get M4A1-S (Cyrex)?
It drops from Operation Breakout Weapon Case (the container itself trades from $7.21), or you can buy it directly from $166.61 on the marketplaces above — buying a specific skin is almost always cheaper than opening containers for it.
Operation Breakout Weapon Case
Inspect a BS copy in game 
